Added option to share a link to the image instead of the image itself

Clover/app/src/main/java/org/floens/chan/core/ChanPreferences.java

@@ -69,6 +69,10 @@ public class ChanPreferences {
         return p().getBoolean("preference_image_save_original", false);
     }
 
+    public static boolean getImageShareUrl() {
+        return p().getBoolean("preference_image_share_url", false);
+    }
+
     public static boolean getWatchEnabled() {
         return p().getBoolean("preference_watch_enabled", false);
     }

Clover/app/src/main/java/org/floens/chan/ui/fragment/ImageViewFragment.java

@@ -21,6 +21,7 @@ import android.app.AlertDialog;
 import android.app.Fragment;
 import android.content.Context;
 import android.content.DialogInterface;
+import android.content.Intent;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.Menu;
@@ -241,9 +242,13 @@ public class ImageViewFragment extends Fragment implements ThumbnailImageViewCal
                 break;
             case R.id.action_image_save:
             case R.id.action_share:
+                if(ChanPreferences.getImageShareUrl()) {
+                    shareImageUrl(post.imageUrl);
+                } else {
                     ImageSaver.getInstance().saveImage(context, post.imageUrl,
                         ChanPreferences.getImageSaveOriginalFilename() ? Long.toString(post.tim) : post.filename, post.ext,
                         item.getItemId() == R.id.action_share);
+                }
                 break;
             default:
                 // Search if it was an ImageSearch item
@@ -258,6 +263,13 @@ public class ImageViewFragment extends Fragment implements ThumbnailImageViewCal
         }
     }
 
+    private void shareImageUrl(String url) {
+        Intent intent = new Intent(Intent.ACTION_SEND);
+        intent.setType("text/plain");
+        intent.putExtra(Intent.EXTRA_TEXT, url);
+        context.startActivity(Intent.createChooser(intent, context.getString(R.string.action_share)));
+    }
+
     public void onVideoError(File video) {
         if (ChanPreferences.getVideoErrorIgnore()) {
             Toast.makeText(context, R.string.image_open_failed, Toast.LENGTH_SHORT).show();

Clover/app/src/main/res/values/strings.xml

@@ -195,6 +195,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
     <string name="preference_image_save_location">Image save folder</string>
     <string name="preference_network_https">Use HTTPS</string>
     <string name="preference_image_save_original">Save original filename</string>
+    <string name="preference_image_share_url">Share url to image</string>
     <string name="preference_open_link_confirmation">Ask before opening links</string>
     <string name="preference_autoplay">Start playing videos immediately</string>
     <string name="preference_auto_refresh_thread">Auto refresh threads</string>

Clover/app/src/main/res/xml/preference_advanced.xml

@@ -25,6 +25,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
         android:key="preference_image_save_original"
         android:title="@string/preference_image_save_original" />
 
+    <CheckBoxPreference
+        android:defaultValue="false"
+        android:key="preference_image_share_url"
+        android:title="@string/preference_image_share_url" />
+
     <CheckBoxPreference
         android:defaultValue="true"
         android:key="preference_network_https"